ruinous definition, meaning - what is ruinous in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “ruinous”

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ruinous

adjective uk   us   /ˈruː.ɪ.nəs/ formal
causing great harm and destruction: ten ruinous years of terrorism
ruinously
adverb uk   us   /-li/
Having an accident without insurance can be ruinously expensive.
Translations of “ruinous”
in Chinese (Traditional) 毀滅性的,破壞性的,災難性的…
in Chinese (Simplified) 毁灭性的,破坏性的,灾难性的…
(Definition of ruinous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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